Generic Flexeril is a muscle relaxant. It works by blocking nerve impulses (or pain sensations) that are sent to your brain.
Generic Flexeril is used together with rest and physical therapy to treat skeletal muscle conditions such as pain or injury.
Generic Motrin is used to reduce fever and treat pain or inflammation caused by many conditions such as headache, toothache, back pain, arthritis, menstrual cramps or minor injury.
Tylenol (acetaminophen) is a pain reliever and a fever reducer. Tylenol is used to treat many conditions such as headache, muscle aches, arthritis, backache, toothaches, colds, and fevers.